Proving linearly independent set

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Homework Help Overview

The discussion revolves around proving that the set {A, B} is linearly independent, where A is a symmetric matrix and B is a skew-symmetric matrix. Participants are exploring the properties of these types of matrices in the context of linear independence.

Discussion Character

  • Conceptual clarification, Assumption checking

Approaches and Questions Raised

  • Participants are considering the definition of linear independence and how it applies to the matrices A and B. There is a suggestion to examine the implications of taking the transpose of the matrices.

Discussion Status

Some participants have noted that the definition of linear independence leads to a trivial solution, indicating a potential direction in the reasoning. However, there is no explicit consensus on the interpretation or the next steps to take.

Contextual Notes

There may be assumptions regarding the properties of symmetric and skew-symmetric matrices that are being discussed, but these are not fully articulated. The original poster expresses uncertainty about how to begin the proof.

physics=world
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1. Prove that if A is symmetric and B is skew-symmetric, then {A,B} is a linearly independent set.

I am going to need some help to solve this. Not sure how to begin.


Homework Equations





The Attempt at a Solution

 
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physics=world said:
1. Prove that if A is symmetric and B is skew-symmetric, then {A,B} is a linearly independent set.

I am going to need some help to solve this. Not sure how to begin.


Homework Equations





The Attempt at a Solution


Try stating the definition of what linear independence means applied to {A,B}. What happens if you take a transpose?
 
in short the definition leads to the solution only being the trivial solution.
 
physics=world said:
in short the definition leads to the solution only being the trivial solution.

I would hope so. That's what linear independence means, if I'm deciphering your response correctly.
 

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